New charcoal and plant microfossil evidence from Mexico’s Central Balsas valley links a pivotal cultural shift, crop domestication in the New World, to local and regional environmental history. Agriculture in the Balsas ...
Environment
Jun 1, 2007
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Aspirin didn’t pan out. Neither did two other potential anti-aging agents. But a synthetic derivative of a pungent desert shrub is now a front- runner in ongoing animal experiments to find out if certain chemicals, known ...
Jun 1, 2007
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Particles of light serving as “quantum keys”—the latest in encryption technology—have been sent over a record-setting 200-kilometer fiber-optic link by researchers from the National Institute of Standards and Technology ...
Nanophysics
Jun 1, 2007
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Physicists at the University of California, San Diego have proposed a design for a semiconductor computer circuit based on the spin of electrons. They say the device would be more scalable and have greater computational ...
Nanophysics
Jun 1, 2007
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Researchers at the University of California, Santa Cruz, have performed atomic spectroscopy with integrated optics on a chip for the first time, guiding a beam of light through a rubidium vapor cell integrated into a semiconductor ...
Electronics & Semiconductors
Jun 1, 2007
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In a simple experiment on a mixture of water, surfactant (soap), and an organic salt, two researchers working in the Pritchard Laboratories at Penn State have shown that a rigid object like a knife passes through the mixture ...
Other
Jun 1, 2007
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Astronomers using the Trans-atlantic Exoplanet Survey (TrES) network of small telescopes are announcing today their discovery of a planet twice the mass of Jupiter that passes in front of its star every 31 hours. The planet ...
Astronomy
Jun 1, 2007
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Designing the first fuel-cell manned intercity aircraft is the goal of a recently launched EU-funded project.
Energy & Green Tech
Jun 1, 2007
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A team of biomedical engineers has developed a computer model that makes use of more or less predictable “guesstimates” of human muscle movements to explain how the brain draws on both what it recently learned and ...
Software
Jun 1, 2007
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Two and a half years after the historic landing of ESA’s Huygens probe on Titan, a new set of results on Saturn’s largest moon is ready to be presented. Titan, as seen through the eyes of the European Space Agency’s ...
Space Exploration
Jun 1, 2007
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